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<div class="refentry">
<a name="boost.date_time.last_kday_of_month"></a><div class="titlepage"></div>
<div class="refnamediv">
<h2><span class="refentrytitle">Class template last_kday_of_month</span></h2>
<p>boost::date_time::last_kday_of_month — Calculate something like Last Sunday of January. </p>
</div>
<h2 class="refsynopsisdiv-title">Synopsis</h2>
<div class="refsynopsisdiv"><pre class="synopsis"><span class="comment">// In header: &lt;<a class="link" href="../../date_time/doxy.html#header.boost.date_time.date_generators_hpp" title="Header &lt;boost/date_time/date_generators.hpp&gt;">boost/date_time/date_generators.hpp</a>&gt;

</span><span class="keyword">template</span><span class="special">&lt;</span><span class="keyword">typename</span> date_type<span class="special">&gt;</span> 
<span class="keyword">class</span> <a class="link" href="last_kday_of_month.html" title="Class template last_kday_of_month">last_kday_of_month</a> <span class="special">:</span>
  <span class="keyword">public</span> <span class="identifier">boost</span><span class="special">::</span><span class="identifier">date_time</span><span class="special">::</span><span class="identifier">year_based_generator</span><span class="special">&lt;</span> <span class="identifier">date_type</span> <span class="special">&gt;</span>
<span class="special">{</span>
<span class="keyword">public</span><span class="special">:</span>
  <span class="comment">// types</span>
  <span class="keyword">typedef</span> <span class="identifier">date_type</span><span class="special">::</span><span class="identifier">calendar_type</span>        <a name="boost.date_time.last_kday_of_month.calendar_type"></a><span class="identifier">calendar_type</span><span class="special">;</span>   
  <span class="keyword">typedef</span> <span class="identifier">calendar_type</span><span class="special">::</span><span class="identifier">day_of_week_type</span> <a name="boost.date_time.last_kday_of_month.day_of_week_type"></a><span class="identifier">day_of_week_type</span><span class="special">;</span>
  <span class="keyword">typedef</span> <span class="identifier">calendar_type</span><span class="special">::</span><span class="identifier">month_type</span>       <a name="boost.date_time.last_kday_of_month.month_type"></a><span class="identifier">month_type</span><span class="special">;</span>      
  <span class="keyword">typedef</span> <span class="identifier">calendar_type</span><span class="special">::</span><span class="identifier">year_type</span>        <a name="boost.date_time.last_kday_of_month.year_type"></a><span class="identifier">year_type</span><span class="special">;</span>       
  <span class="keyword">typedef</span> <span class="identifier">date_type</span><span class="special">::</span><span class="identifier">duration_type</span>        <a name="boost.date_time.last_kday_of_month.duration_type"></a><span class="identifier">duration_type</span><span class="special">;</span>   

  <span class="comment">// <a class="link" href="last_kday_of_month.html#boost.date_time.last_kday_of_monthconstruct-copy-destruct">construct/copy/destruct</a></span>
  <a class="link" href="last_kday_of_month.html#id-1_3_12_15_3_19_2_1_4_11-bb"><span class="identifier">last_kday_of_month</span></a><span class="special">(</span><span class="identifier">day_of_week_type</span><span class="special">,</span> <span class="identifier">month_type</span><span class="special">)</span><span class="special">;</span>

  <span class="comment">// <a class="link" href="last_kday_of_month.html#id-1_3_12_15_3_19_2_1_4_10-bb">public member functions</a></span>
  <span class="keyword">virtual</span> <span class="identifier">date_type</span> <a class="link" href="last_kday_of_month.html#id-1_3_12_15_3_19_2_1_4_10_1-bb"><span class="identifier">get_date</span></a><span class="special">(</span><span class="identifier">year_type</span><span class="special">)</span> <span class="keyword">const</span><span class="special">;</span>
  <span class="identifier">month_type</span> <a class="link" href="last_kday_of_month.html#id-1_3_12_15_3_19_2_1_4_10_2-bb"><span class="identifier">month</span></a><span class="special">(</span><span class="special">)</span> <span class="keyword">const</span><span class="special">;</span>
  <span class="identifier">day_of_week_type</span> <a class="link" href="last_kday_of_month.html#id-1_3_12_15_3_19_2_1_4_10_3-bb"><span class="identifier">day_of_week</span></a><span class="special">(</span><span class="special">)</span> <span class="keyword">const</span><span class="special">;</span>
  <span class="keyword">virtual</span> <span class="identifier">std</span><span class="special">::</span><span class="identifier">string</span> <a class="link" href="last_kday_of_month.html#id-1_3_12_15_3_19_2_1_4_10_4-bb"><span class="identifier">to_string</span></a><span class="special">(</span><span class="special">)</span> <span class="keyword">const</span><span class="special">;</span>
<span class="special">}</span><span class="special">;</span></pre></div>
<div class="refsect1">
<a name="id-1.3.12.15.3.19.7.4"></a><h2>Description</h2>
<p>Useful generator functor for finding holidays and daylight savings Get the last day of the month and then calculate the difference to the last previous day. 
</p>
<div class="refsect2">
<a name="id-1.3.12.15.3.19.7.4.3"></a><h3>Template Parameters</h3>
<div class="orderedlist"><ol class="orderedlist" type="1"><li class="listitem">
<pre class="literallayout"><span class="keyword">typename</span> date_type</pre>
<p>A date class that exports day_of_week, month_type, etc. </p>
</li></ol></div>
</div>
<div class="refsect2">
<a name="id-1.3.12.15.3.19.7.4.4"></a><h3>
<a name="boost.date_time.last_kday_of_monthconstruct-copy-destruct"></a><code class="computeroutput">last_kday_of_month</code> 
        public
       construct/copy/destruct</h3>
<div class="orderedlist"><ol class="orderedlist" type="1"><li class="listitem">
<pre class="literallayout"><a name="id-1_3_12_15_3_19_2_1_4_11-bb"></a><span class="identifier">last_kday_of_month</span><span class="special">(</span><span class="identifier">day_of_week_type</span> dow<span class="special">,</span> <span class="identifier">month_type</span> m<span class="special">)</span><span class="special">;</span></pre>Specify the date spec like last 'Sunday' in 'April' spec. <p>
</p>
<div class="variablelist"><table border="0" class="variablelist compact">
<colgroup>
<col align="left" valign="top">
<col>
</colgroup>
<tbody><tr>
<td><p><span class="term">Parameters:</span></p></td>
<td><div class="variablelist"><table border="0" class="variablelist compact">
<colgroup>
<col align="left" valign="top">
<col>
</colgroup>
<tbody>
<tr>
<td><p><span class="term"><code class="computeroutput">dow</code></span></p></td>
<td><p>The day of week, eg: Sunday, Monday, etc </p></td>
</tr>
<tr>
<td><p><span class="term"><code class="computeroutput">m</code></span></p></td>
<td><p>The month of the year, eg: Jan, Feb, Mar, etc </p></td>
</tr>
</tbody>
</table></div></td>
</tr></tbody>
</table></div>
</li></ol></div>
</div>
<div class="refsect2">
<a name="id-1.3.12.15.3.19.7.4.5"></a><h3>
<a name="id-1_3_12_15_3_19_2_1_4_10-bb"></a><code class="computeroutput">last_kday_of_month</code> public member functions</h3>
<div class="orderedlist"><ol class="orderedlist" type="1">
<li class="listitem">
<pre class="literallayout"><span class="keyword">virtual</span> <span class="identifier">date_type</span> <a name="id-1_3_12_15_3_19_2_1_4_10_1-bb"></a><span class="identifier">get_date</span><span class="special">(</span><span class="identifier">year_type</span> year<span class="special">)</span> <span class="keyword">const</span><span class="special">;</span></pre>Return a concrete date when provided with a year specific year. </li>
<li class="listitem"><pre class="literallayout"><span class="identifier">month_type</span> <a name="id-1_3_12_15_3_19_2_1_4_10_2-bb"></a><span class="identifier">month</span><span class="special">(</span><span class="special">)</span> <span class="keyword">const</span><span class="special">;</span></pre></li>
<li class="listitem"><pre class="literallayout"><span class="identifier">day_of_week_type</span> <a name="id-1_3_12_15_3_19_2_1_4_10_3-bb"></a><span class="identifier">day_of_week</span><span class="special">(</span><span class="special">)</span> <span class="keyword">const</span><span class="special">;</span></pre></li>
<li class="listitem">
<pre class="literallayout"><span class="keyword">virtual</span> <span class="identifier">std</span><span class="special">::</span><span class="identifier">string</span> <a name="id-1_3_12_15_3_19_2_1_4_10_4-bb"></a><span class="identifier">to_string</span><span class="special">(</span><span class="special">)</span> <span class="keyword">const</span><span class="special">;</span></pre>Returns string suitable for use in POSIX time zone string. <p>Returns a string formatted as "M4.5.0" ==&gt; last Sunday in April. </p>
</li>
</ol></div>
</div>
</div>
</div>
<div class="copyright-footer">Copyright © 2001-2005 CrystalClear Software, Inc<p>Subject to the Boost Software License, Version 1.0. (See accompanying file
    <code class="filename">LICENSE_1_0.txt</code> or copy at <a href="http://www.boost.org/LICENSE_1_0.txt" target="_top">http://www.boost.org/LICENSE_1_0.txt</a>)</p>
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